Cheapest return flights from Portland to Keflavik in February from $740

AirHint found the following cheapest return flights from Portland (PDX) to Keflavik (KEF) in February 2026 (see full year).

Return flights

18 Feb - 01 Mar Scandinavian Airlines
18 Feb - 25 Feb Southwest Airlines
27 Feb - 06 Mar Southwest Airlines
23 Feb - 02 Mar Southwest Airlines
08 Feb - 15 Feb Southwest Airlines
20 Feb - 27 Feb Southwest Airlines
26 Feb - 05 Mar Southwest Airlines
09 Feb - 16 Feb Southwest Airlines
10 Feb - 17 Feb Alaska Airlines
11 Feb - 18 Feb Southwest Airlines
07 Feb - 14 Feb Alaska Airlines
15 Feb - 22 Feb Alaska Airlines
16 Feb - 23 Feb Alaska Airlines
05 Feb - 12 Feb Alaska Airlines
24 Feb - 03 Mar Southwest Airlines
22 Feb - 01 Mar Alaska Airlines
25 Feb - 04 Mar Alaska Airlines
28 Feb - 07 Mar Southwest Airlines

Also check the deals for one-way flights from Portland to Keflavik in February.

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